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Add 21/98 and 16/30

21/98 + 16/30 is 157/210.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 30 is 1470

    Next, find the equivalent fraction of both fractional numbers with denominator 1470
  2. For the 1st fraction, since 98 × 15 = 1470,
    21/98 = 21 × 15/98 × 15 = 315/1470
  3. Likewise, for the 2nd fraction, since 30 × 49 = 1470,
    16/30 = 16 × 49/30 × 49 = 784/1470
  4. Add the two like fractions:
    315/1470 + 784/1470 = 315 + 784/1470 = 1099/1470
  5. 1099/1470 simplified gives 157/210
  6. So, 21/98 + 16/30 = 157/210

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